1.

A fair coin is tossed N times. The probability that head does not turn up in any of the tosses is

A. \(\left ( \frac{1}{2} \right )^{N-1}\)
B. \(1-\left ( \frac{1}{2} \right )^{N-1}\)
C. \(\left ( \frac{1}{2} \right )^{N}\)
D. \(1-\left ( \frac{1}{2} \right )^{N}\)
Answer» D. \(1-\left ( \frac{1}{2} \right )^{N}\)


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